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via Oracle Community by 807577, 1 year ago
The operation requested cannot be performed by the DnD system since it is not in the appropriate state
java.awt.dnd.InvalidDnDOperationException: The operation requested cannot be performed by the DnD system since it is not in the appropriate state at sun.awt.dnd.SunDropTargetContextPeer.setCurrentJVMLocalSourceTransferable(SunDropTargetContextPeer.java:105) at sun.awt.windows.WDragSourceContextPeer.startDrag(WDragSourceContextPeer.java:82) at java.awt.dnd.DragSource.startDrag(DragSource.java:260) at java.awt.dnd.DragSource.startDrag(DragSource.java:326)